<template>
  <div class="app-container">
    <!-- 查询条件 -->
    <el-form :inline="true" class="demo-form-inline">
      <el-form-item>
        <el-input v-model="teacherQuery.name" placeholder="讲师名"/>
      </el-form-item>
        <el-form-item>
          <el-select v-model="teacherQuery.level" clearable placeholder="讲师头衔">
          <el-option :value="1" label="高级讲师"/>
          <el-option :value="2" label="首席讲师"/>
        </el-select>
      </el-form-item>
      <el-form-item label="添加时间">
        <el-date-picker
          v-model="teacherQuery.begin"
          type="datetime"
          placeholder="选择开始时间"
          value-format="yyyy-MM-dd HH:mm:ss"
          default-time="00:00:00"
        />
      </el-form-item>
      <el-form-item>
        <el-date-picker
          v-model="teacherQuery.end"
          type="datetime"
          placeholder="选择截止时间"
          value-format="yyyy-MM-dd HH:mm:ss"
          default-time="00:00:00"
        />
      </el-form-item>
        <el-button type="primary" icon="el-icon-search" @click="getList()">查
        询</el-button>
        <el-button type="default" @click="resetData()">清空</el-button>
    </el-form>

    <!-- 表格 -->
    <el-table
      :data="list"
      element-loading-text="数据加载中"
      border
      fit
      highlight-current-row>
      <el-table-column
        label="序号"
        width="70"
        align="center">
          <template slot-scope="scope">
           {{(page - 1) * limit + scope.$index + 1}}
          </template>
        </el-table-column>
        <el-table-column prop="name" label="名称" width="80" />
        <el-table-column label="头衔" width="80">
          <template slot-scope="scope">
           {{scope.row.level===1?'高级讲师':'首席讲师'}}
          </template>
        </el-table-column>
        <el-table-column prop="intro" label="资历" />
        <el-table-column prop="gmtCreate" label="添加时间" width="160"/>
        <el-table-column prop="sort" label="排序" width="60" />
        <el-table-column label="操作" width="200" align="center">
          <template slot-scope="scope">
            <div>
              <router-link :to="'/teacher/edit/'+scope.row.id">
                <el-button type="primary" size="mini" icon="el-icon-edit">修改</el-button>
              </router-link>
              <el-button type="danger" size="mini" icon="el-icon-delete"
                @click="removeDataById(scope.row.id)">删除</el-button>
            </div>
          </template>
        </el-table-column>
    </el-table>

    <!-- 分页 -->
    <el-pagination
      :current-page="page"
      :page-size="limit"
      :total="total"
      style="padding: 30px 0; text-align: center;"
      layout="total, prev, pager, next, jumper"
      @current-change="getList"
    />
  </div>
</template>

<script>
//引入调用teacher.js文件
import teacher from '@/api/edu/teacher.js'
export default {
  data(){
    return{
      list: null, //查询之后接口返回集合
      page: 1,    //当前页
      limit: 5,  //每页记录数
      total: 0,   //总记录数
      teacherQuery: {} ,//条件封装对象
      multipleSelection: [],  //选中的列
    }
  },
  created(){
    this.getList();
  },
  methods:{
    //讲师列表的方法
    getList(page = 1){
      this.page = page;
      teacher.getTeacherListPage(this.page, this.limit, this.teacherQuery)
        .then(res => {
          console.log(res);
          this.total = res.data.total;
          this.list = res.data.rows;
        }).catch(err => {
          console.log(err);
        })
    },
    //复选框选中事件
    handleSelectionChange(val) {
      this.multipleSelection = val;
    },
    //清空查询条件
    resetData(){
      this.teacherQuery = {};
      this.getList();
    },
    //单个删除
    removeDataById(id){
      let msg = null;
      this.$confirm('此操作将永久删除该讲师记录, 是否继续?', '提示', {
        confirmButtonText: '确定',
        cancelButtonText: '取消',
        type: 'warning'})
          .then(() => {
            teacher.deleteTeacherId(id)
              .then(res => {
                if(res.code === 20000){
                  msg = '删除成功';
                  this.getList();
                }else{
                  msg = '删除失败';
                }
                this.$notify({
                  title: msg,
                  type: 'success'
                })
              });
          });
    }
  }
}
</script>

<style>
</style>
